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Alerts This Week
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Gentoo: 201406-13 Standard: Memcached External Command Execution Issues

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Calendar Grey June 15, 2014
Scroller Gentoo
Gentoo Linux GLSA 202004-20 highlights various vulnerabilities in the MySQL service that may enable unauthorized access or system instability.
Multiple vulnerabilities have been found in memcached, allowing remote attackers to execute arbitrary code or cause Denial of Service.

Summary

memcached authentication could be bypassed when using SASL due to a flaw related to SASL authentication state. Also several heap-based buffer overflows due to integer conversions when parsing certain length attributes were discovered.

Topics%20covered

Topics Covered

security advisory security issue gentoo DoS vulnerability remote exec memcached

Resolution

All memcached users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/memcached-1.4.17"

References

[ 1 ] CVE-2009-2415 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-2415 [ 2 ] CVE-2013-7239 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-7239 [ 3 ] CVE-2011-4971 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4971 [ 4 ] CVE-2013-0179 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-0179 [ 5 ] CVE-2013-7290 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-7290 [ 6 ] CVE-2013-7291 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-7291

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201406-13
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity: Normal
Title: memcached: Multiple vulnerabilities
Date: June 15, 2014
Bugs: #279386, #452098, #467962, #496506, #498078
ID: 201406-13

Topics%20covered

Topics Covered

security advisory security issue gentoo DoS vulnerability remote exec memcached

Synopsis

Multiple vulnerabilities have been found in memcached, allowing remote attackers to execute arbitrary code or cause Denial of Service.

Background

memcached is a high-performance, distributed memory object caching system

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/memcached < 1.4.17 >= 1.4.17

Impact

===== A remote attacker could possibly execute arbitrary code with the privileges of the process, cause a Denial of Service condition or authenticate with invalid SASL credentials, bypassing memcached authentication completely.

Workaround

There is no known workaround at this time.